#!/usr/bin/env python3

# Copyright (c) 2005-2014 Fpemud <fpemud@sina.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.


import re
import subprocess
from ...._util import Util
from ...._plugin import KernelAddonPlugin


class Plugin(KernelAddonPlugin):

    __verFile = "virtualbox-guest-modules.versions"

    def sync(self, context):
        root = Util.fetchAndParseHtmlPage(self.description, "https://dev.gentoo.org/~ceamac/app-emulation/virtualbox-modules")

        verList = []
        for aTag in root.xpath(".//a"):
            m = re.fullmatch("vbox-guest-kernel-module-src-(.*)\\.tar\\.xz", aTag.text)
            if m is not None and "beta" not in m.group(1) and "BETA" not in m.group(1):
                verList.append(m.group(1))
        verList.reverse()

        with context.distfiles_open_for_write(self.__verFile) as f:
            for ver in verList:
                f.write(ver + "\n")

    def list_versions(self, context):
        return Util.readListFile(context.distfiles_get(self.__verFile))

    def list_distfiles(self, context):
        return [context.distfiles_fn(self._localFn(x)) for x in context.versions]

    def fetch(self, context):
        for version in context.versions:
            url = "https://dev.gentoo.org/~ceamac/app-emulation/virtualbox-modules/%s" % (self._localFn(version))
            context.distfiles_download(url)

    def unpack(self, context):
        localFullfn = context.distfiles_get(self._localFn(context.version))
        subprocess.check_call(["tar", "-x", "-J", "--strip-components=1", "-f", localFullfn])

    def install(self, context):
        # here we have to use shell=True because make reads bash $PWD
        # it seems vbox modules only supports "-j1", so we don't pass MAKEOPTS here
        subprocess.check_call("make KERN_VER=%s install > make-virtualbox-guest-modules.log" % (context.get_kernel_version()), shell=True)

    def _localFn(self, version):
        return "vbox-guest-kernel-module-src-%s.tar.xz" % (version)
